Perhaps you should try some spelling variations:
"nhung thoi luan van. doi tuong ho mo" » "nhung thi luan van. doi tuong ho mo", "nhung loi luan van. doi tuong ho mo", "nhung tri luan van. doi tuong ho mo", "nhung hoi luan van. doi tuong ho mo", "nhung thai luan van. doi tuong ho mo", "nhung thoi luan van. moi truong ho mo", "nhung thoi luan van. doi song ho mo", "nhung thoi luan van. doi tong hop mo", "nhung thoi luan van. doi tuong ho mon", "nhung thoi luan van. doi tuong hoc mo", "nhung thoi luan van. doi tuong ho so"
"phung thi que van. nuoi duong hoi mo" » "phung thi que van. nguoi muong hoi mo", "phung thi que van. noi dung hoi mo", "phung thi que van. boi duong hoi mo", "phung thi que van. nuoi duong loi mo", "phung thi que van. nuoi dong hoi mo", "phung thi que van. nuoi duong noi mo", "phung thi hue van. nuoi duong hoi mo", "phung thi quy van. nuoi duong hoi mo", "phung nghi que van. nuoi duong hoi mo", "phung thi qua van. nuoi duong hoi mo", "phung thi quyet van. nuoi duong hoi mo", "phung thi que van. nuoi duong hoi mot", "phung thi que van. nuoi duong hoi co", "phung thi que van. nuoi duong hoi o"

Try widening your search to All Fields.

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (("nhung thoi luan van. doi tuong ho mo") or ("phung thi que van. nuoi duong hoi mo"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("nhung thoi luan van. doi tuong ho mo") OR ("phung thi que van. nuoi duong hoi mo")).
• Removing quotes may allow a broader search: (( nhung thoi luan van. doi tuong ho mo ) or ( phung thi que van. nuoi duong hoi mo )).
• Adding a wildcard symbol may retrieve word variants: (("nhung thoi luan van. doi tuong ho mo") or ("phung thi que van. nuoi duong hoi mo"))*.